mirror of
https://github.com/simplex-chat/simplex-chat.git
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9d1329498b
* ios: open chat on first unread, "scroll" to quoted items that were not loaded * more changes * changes * unused * fix reveal logic * debug * changes * test * Revert "test" This reverts commit553be124d5. * change * change * changes * changes * changes * commented deceleration logic * changes * fixes * optimized item identifiers to use merged item directly * fixed counters * encreased initial and preload counters * fix initial loading and trimming items * optimize * allow marking read * 10 instead of 5 * performance * one more parameter in hash * disable trimming * performance * performance - in background * optimization * next/prev * changes * markread * finally * less logs * read * change after merge * trimming, edge cases * wait until items loaded * Revert "wait until items loaded" This reverts commit895218b978. * progress indicator * optimization * disable scroll helper * experiment * Revert "experiment" This reverts commitc952c9e623. * jump * no read * layoutIfNeeded * changes * EndlessScrollView * read * changes * changes * changes * reduce time to open a chat (by ~300ms) * open from the first unread when clicking member chat * refactored and removed unused code * handling search emptiness to scroll to correct position * changes * read state maintain * remove protocol * avoid parsing chatId * pass chat * changes * remove reveal * refactor spaghetti * remove ItemsScrollModel * rename * remove setUpdateListener * unused * optimization * scrollToTop * fix * scrollbar working again * scrollToBottom * fix * scrollBar hiding when not many items on screen * small safer change --------- Co-authored-by: Evgeny Poberezkin <evgeny@poberezkin.com>
52 lines
1.9 KiB
Swift
52 lines
1.9 KiB
Swift
//
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// ScrollViewCells.swift
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// SimpleX (iOS)
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//
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// Created by Stanislav Dmitrenko on 27.01.2025.
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// Copyright © 2024 SimpleX Chat. All rights reserved.
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//
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import SwiftUI
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protocol ReusableView {
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func prepareForReuse()
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}
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/// `UIHostingConfiguration` back-port for iOS14 and iOS15
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/// Implemented as a `UIView` that wraps and manages a generic `UIHostingController`
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final class HostingCell<Hosted: View>: UIView, ReusableView {
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private let hostingController = UIHostingController<Hosted?>(rootView: nil)
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/// Updates content of the cell
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/// For reference: https://noahgilmore.com/blog/swiftui-self-sizing-cells/
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func set(content: Hosted, parent: UIViewController) {
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hostingController.view.backgroundColor = .clear
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hostingController.rootView = content
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if let hostingView = hostingController.view {
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hostingView.invalidateIntrinsicContentSize()
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if hostingController.parent != parent { parent.addChild(hostingController) }
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if !subviews.contains(hostingController.view) {
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addSubview(hostingController.view)
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hostingView.translatesAutoresizingMaskIntoConstraints = false
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NSLayoutConstraint.activate([
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hostingView.leadingAnchor
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.constraint(equalTo: leadingAnchor),
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hostingView.trailingAnchor
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.constraint(equalTo: trailingAnchor),
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hostingView.topAnchor
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.constraint(equalTo: topAnchor),
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hostingView.bottomAnchor
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.constraint(equalTo: bottomAnchor)
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])
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}
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if hostingController.parent != parent { hostingController.didMove(toParent: parent) }
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} else {
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fatalError("Hosting View not loaded \(hostingController)")
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}
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}
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func prepareForReuse() {
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//super.prepareForReuse()
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hostingController.rootView = nil
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}
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}
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